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MrRa [10]
4 years ago
9

What is 6.78 and 8.21 rounded to tenth nearest tenth

Mathematics
2 answers:
lilavasa [31]4 years ago
6 0

Answer:

6.78=6.8

8.21=8.2

yaroslaw [1]4 years ago
4 0
Here is your answer:

6.78 rounded to the nearest tenth = 7.00 because the 7 in 6.78 is greater then five.

8.21 rounded to the nearest tenth= 8.00 because the 2 in 8.21 is NOT greater than five.
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–12x + 9 = –15x solve for x
KonstantinChe [14]

Answer:

hi there!

the correct answer to question is: x=-3

Step-by-step explanation:

you move -12x to the other side by adding it on both sides to get: -3x=9 then you divide -3 on both sides to get x=-3

4 0
4 years ago
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—2t(t+1),<br> t &lt; 6<br> 5t<br> g(t) =<br> =<br> ,6 6<br> 2t2 + 3t<br> t&gt; 12<br> g(12) =
yuradex [85]

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Step-by-step explanation:

3 0
3 years ago
Sovle: 10 -2x = -30 <br> Please use subsitution <br> Show your steps to solve the equation
Margaret [11]
10 - 2x = -30
-2x = -40
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7 0
3 years ago
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the moon is a sphere with a radius of 567 km. determine an equation for the ellipse if the distance of the satellite from the su
KIM [24]
A=567 km+900 km
a=1,467 km

b=567 km+169 km
b=736 km

x^2/a^2+y^2/b^2=1
x^2/(1,467)^2+y^2/(736)^2=1

Please, see the graph in the attached graph.

Thanks. 

3 0
3 years ago
Last week Elle bought 4 apples for $2.40. This week she bought 9 apples for $5.40. If the cost per apple remains the same, how m
OlgaM077 [116]

Answer:

4 apples are $2.40

That means that 2 apples will be $1.20

And that one apple will be $0.60

$0.60*9= $5.40

She buys 5 more apples each week so she will buy 14 apples this week

$0.60*14= $8.40

Final answer : She will buy 14 apples next week for $8.40

Hope it helped! : )







8 0
4 years ago
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